Fancy, but as you may have discovered, blind link traversal is likely to come up with tons of really bad data. If you follow a Google Plus link, you'll inevitably get your own Google Plus information.
The company I work for does this as an API and I know the challenges behind it, so for a JS project, nice work!
The company I work for does this as an API and I know the challenges behind it, so for a JS project, nice work!